1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.launcher3.compat; 18 19 import android.content.ComponentName; 20 import android.content.Context; 21 import android.content.pm.PackageInstaller; 22 import android.support.annotation.NonNull; 23 24 import java.util.HashMap; 25 import java.util.List; 26 27 public abstract class PackageInstallerCompat { 28 29 public static final int STATUS_INSTALLED = 0; 30 public static final int STATUS_INSTALLING = 1; 31 public static final int STATUS_FAILED = 2; 32 33 private static final Object sInstanceLock = new Object(); 34 private static PackageInstallerCompat sInstance; 35 getInstance(Context context)36 public static PackageInstallerCompat getInstance(Context context) { 37 synchronized (sInstanceLock) { 38 if (sInstance == null) { 39 sInstance = new PackageInstallerCompatVL(context); 40 } 41 return sInstance; 42 } 43 } 44 45 /** 46 * @return a map of active installs to their progress 47 */ updateAndGetActiveSessionCache()48 public abstract HashMap<String, PackageInstaller.SessionInfo> updateAndGetActiveSessionCache(); 49 onStop()50 public abstract void onStop(); 51 52 public static final class PackageInstallInfo { 53 public final ComponentName componentName; 54 public final String packageName; 55 public final int state; 56 public final int progress; 57 PackageInstallInfo(@onNull PackageInstaller.SessionInfo info)58 private PackageInstallInfo(@NonNull PackageInstaller.SessionInfo info) { 59 this.state = STATUS_INSTALLING; 60 this.packageName = info.getAppPackageName(); 61 this.componentName = new ComponentName(packageName, ""); 62 this.progress = (int) (info.getProgress() * 100f); 63 } 64 PackageInstallInfo(String packageName, int state, int progress)65 public PackageInstallInfo(String packageName, int state, int progress) { 66 this.state = state; 67 this.packageName = packageName; 68 this.componentName = new ComponentName(packageName, ""); 69 this.progress = progress; 70 } 71 fromInstallingState(PackageInstaller.SessionInfo info)72 public static PackageInstallInfo fromInstallingState(PackageInstaller.SessionInfo info) { 73 return new PackageInstallInfo(info); 74 } 75 fromState(int state, String packageName)76 public static PackageInstallInfo fromState(int state, String packageName) { 77 return new PackageInstallInfo(packageName, state, 0 /* progress */); 78 } 79 80 } 81 getAllVerifiedSessions()82 public abstract List<PackageInstaller.SessionInfo> getAllVerifiedSessions(); 83 } 84